Yosemite National Park
California, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Yosemite National Park, CA

Part of Merced River in the valley below the Yosemite National Park Mountains, California, with clear blue skies
Part of Merced River in the valley below the Yosemite National Park Mountains, California, with clear blue skies
October lies in the cool autumn season when the average temperatures drop to the moderate range of 38°F (3.3°C) to 74°F (23.3°C). There are many sunny days with the lack of significant cloud cover and humidity in Yosemite.
However, the days become shorter than 11 hours, signaling the end of the summer. Fall is not remarkably colorful in Yosemite as many evergreen trees dot the landscape.
Although it is not snowy, the rains return by October, and some of the tracks start to close with the onset of the cold season.

What is the temperature in October in Yosemite National Park?

The average high-temperature, in October, in Yosemite National Park, is 73.6°F (23.1°C), while the average low-temperature is 38.3°F (3.5°C).

How many days does it rain in October in Yosemite National Park?

In Yosemite National Park, in October, during 4 rainfall days, 1.9" (48.5mm) of precipitation is typically accumulated.

When does it start to snow in Yosemite National Park?

October is the first month it typically snows in Yosemite National Park, California. Throughout October, Yosemite National Park receives 0.2" (5.1mm) of snow.

What is the average length of the day in October in Yosemite National Park?

In October, the average length of the day is 11.2h.

How long on average sun shines in October in Yosemite National Park?

The average sunshine in October in Yosemite National Park is 9h.

What is the UV index reading in October in Yosemite National Park?

In Yosemite National Park, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.
Average temperature in October - Yosemite National Park, CA
  • Average high temperature in October: 73.5°F

The warmest month (with the highest average high temperature) is July (89.9°F).
The month with the lowest average high temperature is January (47.2°F).

  • Average low temperature in October: 38.3°F

The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (25.6°F).

Average rainfall in October - Yosemite National Park, CA
  • Average rainfall in October: 1.9"

The wettest month (with the highest rainfall) is January (6.5").
The driest month (with the lowest rainfall) is August (0.2").

Average rainfall days in October - Yosemite National Park, CA
  • Average rainfall days in October: 4 days

The month with the highest number of rainy days is March (10 days).
Months with the lowest number of rainy days are July and August (1 days).

Average snowfall in October - Yosemite National Park, CA
  • Average snowfall in October: 0.2"

The month with the highest snowfall is January (16.2").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in October / Average sunshine in October - Yosemite National Park, CA
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 9h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 6).

Average UV index in October - Yosemite National Park, CA
  • Average UV index in October: 5

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 2).